Question 12: Correct the following statements: (a) Surgical methods of contraception prevent gamete formation. (b) All sexually transmitted diseases are completely curable. (c) Oral pills are very popular contraceptives among the rural women. (d) In E. T. techniques, embryos are always transferred into the uterus.
Class 12 - Biology - Reproductive Health Page 66
Answers
b)All sexually transmitted diseases are not completely curable.
c)Oral pills are very popular among the urban women.
d)In test tube baby techniques, embryos are always transferred into the uterus.
The following are the corrections of the given statements:
Explanation:
a) The surgical methods can be used to prevent the flow of gametes to the site from where they discharge for the copulation. For example, the fallopian tubes are cut and tied to prevent the flow of egg to the uterus for fusion with sperms. The surgical methods does not interfere with the formation of gametes.
b) No all sexually transmitted diseases cannot be cured as some of these diseases directly cause harm to the immune system of the body. The person becomes susceptible to multiple diseases as a result of this. For example, HIV-AIDS.
c) The oral pills are the birth control pills and these pills are taken to stop the copulation of the egg with sperm. These pills are more commonly taken by the urban women and urban women are less aware about their use.
d) In the embryo transfer technique the embryo is transferred into the fallopian tube rather than to the uterus.
Learn more about sexually transmitted disease:
What is sexually transmitted disease: https://brainly.in/question/263885
Meaning of sexual transmitted disease: https://brainly.in/question/5814484